What OLR, OCR and Voting Disk in Oracle RAC? || Node Eviction and Node Eviction - Master and Slave

Hello Friends, Here with one more topic on database administration guide. OCR, OLR and Voting Disk in Oracle RAC || Real Application Cluster: ========================================================= • OCR manages Oracle Clusterware and Oracle RAC database configuration information • OLR resides on every node in the cluster and manages Oracle Clusterware configuration information for each particular node • Voting disks manage information about node membership. Each voting disk must be accessible by all nodes in the cluster for nodes to be members of the cluster crsctl stat res -t crsctl query css votedisk OLR: ocrconfig -local ocrcheck -local ocrdump -local OCR: ocrconfig ocrcheck ocrdump Voting Disk: crsctl query css votedisk crsctl replace votedisk +DATA crsctl delete css votedisk FUID crsctl add css votedisk +RECO #OCR #OLR #Votingdisk #ocrconfig #ocrcheck #ocrdump #RAC #Exadata #Oracle #Database #interconnect #Cachefusion #HA #Loadbalancing #NetworkHeartbeat Please do follow me and support me on, LinkedIn:   / mallik034   YouTube:    / mallik034   Fakebook:   / mallik034   Blog: https://mallik034.blogspot.com twitter:   / mallik034   Instagram:   / mallik034   FBPage:   / mallik034oracledba   Skype: malluramadurg Regards, Mallikarjun Ramadurg Mobile: +966 543796525 WhatsApp: +91 9880616848 Email: [email protected] LinkedIn:   / mallik034   YouTube:    / mallik034   Fakebook:   / mallik034   Blog: https://mallik034.blogspot.com